13821170

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1$

素因数の和:443

約数の個数: 64

約数和(自身を含む): 30326400

約数和(自身を除く): 16505230

約数列:

[1, 2, 5, 10, 11, 17, 19, 22, 34, 38, 55, 85, 95, 110, 170, 187, 190, 209, 323, 374, 389, 418, 646, 778, 935, 1045, 1615, 1870, 1945, 2090, 3230, 3553, 3890, 4279, 6613, 7106, 7391, 8558, 13226, 14782, 17765, 21395, 33065, 35530, 36955, 42790, 66130, 72743, 73910, 81301, 125647, 145486, 162602, 251294, 363715, 406505, 628235, 727430, 813010, 1256470, 1382117, 2764234, 6910585, 13821170]

約数ペア:

[(1, 13821170), (2, 6910585), (5, 2764234), (10, 1382117), (11, 1256470), (17, 813010), (19, 727430), (22, 628235), (34, 406505), (38, 363715), (55, 251294), (85, 162602), (95, 145486), (110, 125647), (170, 81301), (187, 73910), (190, 72743), (209, 66130), (323, 42790), (374, 36955), (389, 35530), (418, 33065), (646, 21395), (778, 17765), (935, 14782), (1045, 13226), (1615, 8558), (1870, 7391), (1945, 7106), (2090, 6613), (3230, 4279), (3553, 3890)]